[REN-BGP-stats-all] IPv4 R&E Routing Table Report - BDREN (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Thu Mar 2 19:05:43 UTC 2023
IPv4 R&E Routing Table Report 19:05 GMT Thu 02 Mar, 2023
IPv4 BGP Table (R&E) as seen at BDREN.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/BDREN/
Analysis Summary
----------------
BGP routing table entries examined: 24974
Prefixes after maximum aggregation (per Origin AS): 12646
Deaggregation factor: 1.97
Unique aggregates announced (without unneeded subnets): 15216
Number of IPv4 prefixes with a valid ROA: 10511
Number of IPv4 prefixes with an invalid ROA: 228
Number of IPv4 prefixes with no ROA: 14235
Total ASes present in the Internet Routing Table: 3924
Prefixes per ASN: 6.36
Origin-only ASes present in the Internet Routing Table: 3368
Origin ASes announcing only one prefix: 1301
Transit ASes present in the Internet Routing Table: 556
Transit-only ASes present in the Internet Routing Table: 98
Paths with bogon ASNs present in the IPv4 Routing Table: 106
Average AS path length visible in the Internet Routing Table: 4.8
Max AS path length visible: 20
Max AS path prepend of ASN (134403) 13
Prefixes from unregistered ASNs in the Routing Table: 99
Number of instances of unregistered ASNs: 99
Number of 32-bit ASNs allocated by the RIRs: 41326
Number of 32-bit ASNs visible in the Routing Table: 1580
Prefixes from 32-bit ASNs in the Routing Table: 4833
Number of bogon 32-bit ASNs visible in the Routing Table: 27
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 2
Number of addresses announced to Internet: 206127616
Equivalent to 12 /8s, 73 /16s and 66 /24s
Percentage of available address space announced: 5.6
Percentage of allocated address space announced: 5.6
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.6
Total number of prefixes smaller than registry allocations: 2204
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 10773
Total APNIC prefixes after maximum aggregation: 4207
APNIC Deaggregation factor: 2.56
Prefixes being announced from the APNIC address blocks: 10862
Unique aggregates announced from the APNIC address blocks: 5912
APNIC Region origin ASes present in the Internet Routing Table: 1645
APNIC Prefixes per ASN: 6.60
APNIC Region origin ASes announcing only one prefix: 471
APNIC Region transit ASes present in the Internet Routing Table: 206
Average APNIC Region AS path length visible: 3.9
Max APNIC Region AS path length visible: 17
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1163
Number of APNIC addresses announced to Internet: 47357696
Equivalent to 2 /8s, 210 /16s and 159 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-151865
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 8131
Total ARIN prefixes after maximum aggregation: 4750
ARIN Deaggregation factor: 1.71
Prefixes being announced from the ARIN address blocks: 8145
Unique aggregates announced from the ARIN address blocks: 5332
ARIN Region origin ASes present in the Internet Routing Table: 1258
ARIN Prefixes per ASN: 6.47
ARIN Region origin ASes announcing only one prefix: 451
ARIN Region transit ASes present in the Internet Routing Table: 169
Average ARIN Region AS path length visible: 5.6
Max ARIN Region AS path length visible: 20
Number of ARIN region 32-bit ASNs visible in the Routing Table: 187
Number of ARIN addresses announced to Internet: 94222848
Equivalent to 5 /8s, 157 /16s and 186 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 3572
Total RIPE prefixes after maximum aggregation: 2867
RIPE Deaggregation factor: 1.25
Prefixes being announced from the RIPE address blocks: 3566
Unique aggregates announced from the RIPE address blocks: 2896
RIPE Region origin ASes present in the Internet Routing Table: 684
RIPE Prefixes per ASN: 5.21
RIPE Region origin ASes announcing only one prefix: 302
RIPE Region transit ASes present in the Internet Routing Table: 101
Average RIPE Region AS path length visible: 4.8
Max RIPE Region AS path length visible: 13
Number of RIPE region 32-bit ASNs visible in the Routing Table: 143
Number of RIPE addresses announced to Internet: 57921536
Equivalent to 3 /8s, 115 /16s and 208 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 1360
Total LACNIC prefixes after maximum aggregation: 563
LACNIC Deaggregation factor: 2.42
Prefixes being announced from the LACNIC address blocks: 1360
Unique aggregates announced from the LACNIC address blocks: 783
LACNIC Region origin ASes present in the Internet Routing Table: 155
LACNIC Prefixes per ASN: 8.77
LACNIC Region origin ASes announcing only one prefix: 55
LACNIC Region transit ASes present in the Internet Routing Table: 23
Average LACNIC Region AS path length visible: 6.1
Max LACNIC Region AS path length visible: 13
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 60
Number of LACNIC addresses announced to Internet: 3975168
Equivalent to 0 /8s, 60 /16s and 168 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-273820 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 1039
Total AfriNIC prefixes after maximum aggregation: 205
AfriNIC Deaggregation factor: 5.07
Prefixes being announced from the AfriNIC address blocks: 1039
Unique aggregates announced from the AfriNIC address blocks: 291
AfriNIC Region origin ASes present in the Internet Routing Table: 51
AfriNIC Prefixes per ASN: 20.37
AfriNIC Region origin ASes announcing only one prefix: 22
AfriNIC Region transit ASes present in the Internet Routing Table: 12
Average AfriNIC Region AS path length visible: 5.8
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 27
Number of AfriNIC addresses announced to Internet: 2649600
Equivalent to 0 /8s, 40 /16s and 110 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 591 2157 463 SINET-AS Research Organization of Infor
7497 435 182 24 CSTNET-AS-AP Computer Network Informati
23688 254 13 6 LINK3-TECH-AS-BD-AP Link3 Technologies
24342 229 15 4 BRAC-BDMAIL-AS-BD BRACNet Limited, BD
1237 185 74 134 KREONET-AS-KR KISTI, KR
58647 178 18 2 KAGAWAU-AS Kagawa University, JP
23956 175 14 15 AMBERIT-BD-AS AmberIT Limited, BD
7575 173 329 119 AARNET-AS-AP Australian Academic and Re
4758 161 16 1 NICNET-VSNL-BOARDER-AP National Informa
55824 141 19 30 NKN-CORE-NW NKN Core Network, IN
Complete listing at https://bgp.nsrc.org/REN/BDREN/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
668 214 686 182 DNIC-AS-00668, US
2152 213 507 93 CSUNET-NW, US
376 199 178 149 RISQ-AS, CA
5786 199 16 1 UPRENET, PR
18558 134 18 4 NETBLK-RCOEK, US
23024 113 7 17 OCDE, US
2920 107 34 7 LACOE, US
32531 90 6 60 FORDHAM-UNIVERSITY, US
21976 85 51 18 NJEDGE-NET, US
1736 80 16 1 MU-AS, US
Complete listing at https://bgp.nsrc.org/REN/BDREN/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 283 1919 249 DFN Verein zur Foerderung eines Deutsch
786 186 1775 183 JANET Jisc Services Limited, GB
8895 136 24 4 ISU Internet Services Unit ISU, SA
559 115 550 106 SWITCH Peering requests: peering at switch
1103 96 1518 85 SURFNET-NL SURFnet, The Netherlands, NL
2614 94 27 74 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
553 73 449 73 BELWUE BelWue-Koordination, DE
1930 65 81 60 RCCN Fundacao para a Ciencia e a Tecnol
2200 64 599 59 FR-RENATER Reseau National de telecommu
Complete listing at https://bgp.nsrc.org/REN/BDREN/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 158 208 43 Rede Nacional de Ensino e Pesquisa, BR
28391 153 10 67 Universidad Juarez Autonoma de Tabasco,
11340 104 24 47 Red Universitaria Nacional, CL
2715 58 102 38 Fundacao Carlos Chagas Filho de Amparo
1251 53 37 19 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
4270 45 16 1 Red de Interconexion Universitaria, AR
61468 42 3 14 CEDIA, EC
19611 37 17 2 Associacao Antonio Vieira - Unisinos, B
28571 37 40 18 UNIVERSIDADE DE SAO PAULO, BR
28614 37 2 2 Fundacao Universidade Regional de Blume
Complete listing at https://bgp.nsrc.org/REN/BDREN/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 380 319 72 TENET-1, ZA
36914 252 82 3 KENET-AS, KE
2561 67 4 34 EUN, EG
327687 61 28 3 RENU, UG
8094 48 48 15 PUKNET, ZA
3208 32 2 1 ARN, DZ
37182 32 8 1 TERNET, TZ
327700 31 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
37074 13 8 2 UG-AS, GH
Complete listing at https://bgp.nsrc.org/REN/BDREN/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 591 2157 463 SINET-AS Research Organization of Infor
7497 435 182 24 CSTNET-AS-AP Computer Network Informati
2018 380 319 72 TENET-1, ZA
680 283 1919 249 DFN Verein zur Foerderung eines Deutsch
23688 254 13 6 LINK3-TECH-AS-BD-AP Link3 Technologies
36914 252 82 3 KENET-AS, KE
24342 229 15 4 BRAC-BDMAIL-AS-BD BRACNet Limited, BD
668 214 686 182 DNIC-AS-00668, US
2152 213 507 93 CSUNET-NW, US
376 199 178 149 RISQ-AS, CA
Complete listing at https://bgp.nsrc.org/REN/BDREN/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 435 411 CSTNET-AS-AP Computer Network Information Cente
2018 380 308 TENET-1, ZA
36914 252 249 KENET-AS, KE
23688 254 248 LINK3-TECH-AS-BD-AP Link3 Technologies Ltd., BD
24342 229 225 BRAC-BDMAIL-AS-BD BRACNet Limited, BD
5786 199 198 UPRENET, PR
58647 178 176 KAGAWAU-AS Kagawa University, JP
23956 175 160 AMBERIT-BD-AS AmberIT Limited, BD
4758 161 160 NICNET-VSNL-BOARDER-AP National Informatics Cen
8895 136 132 ISU Internet Services Unit ISU, SA
Complete listing at https://bgp.nsrc.org/REN/BDREN/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
65200 PRIVATE 43.224.124.0/22 132124 ICTA-LK Information and Comm
38192 UNALLOCATED 43.245.244.0/24 63961 BDREN-UGC-AS-AP Bangladesh R
38192 UNALLOCATED 43.245.245.0/24 63961 BDREN-UGC-AS-AP Bangladesh R
38192 UNALLOCATED 43.245.246.0/24 63961 BDREN-UGC-AS-AP Bangladesh R
65568 UNALLOCATED 103.7.112.0/22 17471 CYBERNET-BD-AS Grameen Cyber
65568 UNALLOCATED 103.7.112.0/24 17471 CYBERNET-BD-AS Grameen Cyber
65568 UNALLOCATED 103.7.113.0/24 17471 CYBERNET-BD-AS Grameen Cyber
65568 UNALLOCATED 103.7.114.0/24 17471 CYBERNET-BD-AS Grameen Cyber
65568 UNALLOCATED 103.7.115.0/24 17471 CYBERNET-BD-AS Grameen Cyber
65200 PRIVATE 103.11.32.0/22 132124 ICTA-LK Information and Comm
Complete listing at https://bgp.nsrc.org/REN/BDREN/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
102.36.194.0/23 Origin: 2018 TENET-1, ZA
102.36.194.0/23 Transit: 11537 INTERNET2-RESEARCH-EDU, US
192.31.196.0/24 Origin: 112 UNASSIGNED
192.31.196.0/24 Transit: 1103 SURFNET-NL SURFnet, The Netherlands, NL
Complete listing at https://bgp.nsrc.org/REN/BDREN/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:0 /9:1 /10:2 /11:1 /12:10
/13:18 /14:34 /15:122 /16:1999 /17:417 /18:455
/19:598 /20:930 /21:940 /22:1729 /23:2067 /24:15651
/25:0 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 239 252 KENET-AS, KE
8895 131 136 ISU Internet Services Unit ISU, SA
24389 56 77 GRAMEENPHONE-AS-AP GrameenPhone Ltd., BD
23024 52 113 OCDE, US
32440 35 56 LONI, US
18632 34 65 VOLCANO-VISION, US
46115 32 35 LUTHER, US
28614 31 37 Fundacao Universidade Regional de Blumenau, BR
37182 31 32 TERNET, TZ
200521 31 54 SEAP-AGE, ES
Complete listing at https://bgp.nsrc.org/REN/BDREN/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1 5:15 6:4 8:2 9:1 12:1
14:95 23:9 24:3 27:139 31:7 35:6
36:11 37:56 38:11 40:1 41:136 42:14
43:52 44:5 45:132 46:5 47:1 49:35
50:3 52:1 58:24 59:66 60:4 61:19
62:11 63:37 64:61 65:5 66:48 67:44
68:8 69:21 70:2 71:1 72:39 74:51
76:41 77:9 78:3 79:10 80:17 81:28
82:6 83:6 84:7 85:42 86:5 87:1
89:10 91:47 92:2 93:4 94:4 95:2
96:5 97:2 98:2 101:15 102:16 103:3125
104:81 106:5 107:16 108:10 109:10 110:5
111:24 113:37 114:115 115:203 116:95 117:76
118:224 119:135 120:43 121:33 122:40 123:102
124:57 125:4 128:86 129:41 130:86 131:61
132:50 133:157 134:101 136:199 137:99 138:9
139:6 140:53 141:1 142:39 143:30 144:42
145:2 146:136 147:56 148:193 149:14 150:132
151:9 152:79 153:14 154:35 155:55 156:68
157:39 158:36 159:115 160:36 161:21 162:31
163:100 164:156 165:51 166:1 167:16 168:124
169:10 170:78 171:1 172:3 173:7 175:86
176:8 177:8 179:10 180:106 181:1 182:104
184:3 185:48 186:3 187:19 188:13 189:3
190:18 191:36 192:1372 193:346 194:153 195:89
196:168 197:156 198:526 199:289 200:218 201:38
202:916 203:635 204:358 205:131 206:199 207:183
208:73 209:131 210:214 211:17 212:169 213:5
214:8 216:87 217:11 218:22 219:6 220:36
221:8 222:5 223:27
End of report
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